Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thanh cac » hanh cac, thanh bac, thanh ca
va thanh » gia thanh, ban thanh, va tinh
chau tho » chat thom, cau thi, phu tho
sach ky » sac ky, sach y, sach ty
cac cua » cach cua, cac qua, ca cua
su sach » so sach, vu sach
hieu va » lieu va, hieu qua
cho phu » cho chu, cho phan, cho thue
ma hoi » mai hoi, ma hoa, me hoi

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ky nang ((ma hoi) OR (xa hoi)). hieu va ((cho phu) or (chau tho)) va thanh cac cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ky nang ((ma hoi) OR (xa hoi)). hieu va ((cho phu) OR (chau tho)) va thanh cac cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ky nang ((ma hoi) OR (xa hoi)). hieu va ((cho phu) or (chau tho)) va thanh cac cua triet".
• Adding a wildcard symbol may retrieve word variants: su sach ky nang ((ma hoi) OR (xa hoi)). hieu va ((cho phu) or (chau tho)) va thanh cac cua triet*.